mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-25 11:55:49 +07:00
ab042b824c
This reverts commitf4c34b1e2a. Simliar to commita0cecc23cfRevert "drm/virtio: drop prime import/export callbacks". We have to do the same with qxl, for the same reasons (it breaks DRI3). Drop the WARN_ON_ONCE(). Fixes:f4c34b1e2a("drm/qxl: drop prime import/export callbacks") Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Link: http://patchwork.freedesktop.org/patch/msgid/20190426053324.26443-1-kraxel@redhat.com Acked-by: Daniel Vetter <daniel@ffwll.ch>
83 lines
2.3 KiB
C
83 lines
2.3 KiB
C
/*
|
|
* Copyright 2014 Canonical
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
|
|
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
|
|
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
|
* OTHER DEALINGS IN THE SOFTWARE.
|
|
*
|
|
* Authors: Andreas Pokorny
|
|
*/
|
|
|
|
#include "qxl_drv.h"
|
|
#include "qxl_object.h"
|
|
|
|
/* Empty Implementations as there should not be any other driver for a virtual
|
|
* device that might share buffers with qxl */
|
|
|
|
int qxl_gem_prime_pin(struct drm_gem_object *obj)
|
|
{
|
|
struct qxl_bo *bo = gem_to_qxl_bo(obj);
|
|
|
|
return qxl_bo_pin(bo);
|
|
}
|
|
|
|
void qxl_gem_prime_unpin(struct drm_gem_object *obj)
|
|
{
|
|
struct qxl_bo *bo = gem_to_qxl_bo(obj);
|
|
|
|
qxl_bo_unpin(bo);
|
|
}
|
|
|
|
struct sg_table *qxl_gem_prime_get_sg_table(struct drm_gem_object *obj)
|
|
{
|
|
return ERR_PTR(-ENOSYS);
|
|
}
|
|
|
|
struct drm_gem_object *qxl_gem_prime_import_sg_table(
|
|
struct drm_device *dev, struct dma_buf_attachment *attach,
|
|
struct sg_table *table)
|
|
{
|
|
return ERR_PTR(-ENOSYS);
|
|
}
|
|
|
|
void *qxl_gem_prime_vmap(struct drm_gem_object *obj)
|
|
{
|
|
struct qxl_bo *bo = gem_to_qxl_bo(obj);
|
|
void *ptr;
|
|
int ret;
|
|
|
|
ret = qxl_bo_kmap(bo, &ptr);
|
|
if (ret < 0)
|
|
return ERR_PTR(ret);
|
|
|
|
return ptr;
|
|
}
|
|
|
|
void qxl_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr)
|
|
{
|
|
struct qxl_bo *bo = gem_to_qxl_bo(obj);
|
|
|
|
qxl_bo_kunmap(bo);
|
|
}
|
|
|
|
int qxl_gem_prime_mmap(struct drm_gem_object *obj,
|
|
struct vm_area_struct *area)
|
|
{
|
|
WARN_ONCE(1, "not implemented");
|
|
return -ENOSYS;
|
|
}
|